| ≥1 piece |
|
Product quality executive standard: FCC-V, GB26403-2011
|
|
|
Item
|
Standard Limit
|
|
Assay (TBHQ)
|
≥99.0
|
|
t-Butyl-p-benzoquinone
|
≤0.2%
|
|
2,5-di-Butylhydroquinone
|
≤0.2%
|
|
Hydroquinone
|
≤0.1%
|
|
Lead
|
≤2mg/kg
|
|
Toluene
|
≤0.0025%
|
|
Ultraviolet Absorbance
|
Pass
|
|
Melting Range
|
126.5~128.5
|